Ebola Bundibugyo Virus Disease Outbreak: Democratic Republic of the Congo | Uganda, Weekly External Situation Report 04 (Data as of 07 June 2026)

Countries: Democratic Republic of the Congo, Uganda Source: World Health Organization Please refer to the attached file. Event description The Bundibugyo virus disease (BVD) outbreak continues to evolve in the Democratic Republic of the Congo and Uganda since our last update (Sitrep #3) with data as of 31 May 2026. Democratic Republic of the Congo In the Democratic Republic of the Congo, intense community transmission continues, along with increasing geographic spread. Since 31 May 2026, a total of 229 new confirmed cases, including 53 new confirmed deaths, have been reported. As of 07 June 2026, a cumulative total of 550 laboratory-confirmed cases, including 101 confirmed deaths [case fatality ratio (CFR) 18.4%], have been reported across the three affected provinces of Ituri, North Kivu, and South Kivu. The reported number of health zones affected has risen to 25, including 17 of 36 health zones in Ituri Province, seven of 34 in North Kivu Province, and one of 34 in South Kivu Province. Mambasa and Rimba health zones in Ituri Province are the latest to be affected. The outbreak remains heavily concentrated in Ituri Province, which accounts for 518 confirmed cases (94.2%), including 80 confirmed deaths (79.2%). The most affected health zones in Ituri Province are Bunia (152 cases, 15 deaths), Rwampara (111 cases, 20 deaths), Mongbwalu (98 cases, 29 deaths), and Nyankunde (26 cases, one death), which together account for 70.4% of all cases and 64.4% of all deaths reported in the Democratic Republic of the Congo. It is also worth noting that the health zone information was missing in the dataset for 94 confirmed cases, including 10 deaths reported in Ituri Province, and these cases could therefore not be attributed to specific health zones. Confirmed cases in North Kivu Province have increased to 25, including 15 deaths (CFR 60.0%), while no new cases have been reported in South Kivu province, which remains at three confirmed cases, including one death. The high CFR